JVM
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Core Java
GC Memory Visualizer Tutorial – Part1
As you may have read from past articles, one of the key Java programmer skills to acquire is your ability…
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Core Java
Reducing memory consumption by 20x
This is going to be another story sharing our recent experience with memory-related problems. The case is extracted from a…
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Core Java
JVM Performance Magic Tricks
HotSpot, the JVM we all know and love, is the brain in which our Java and Scala juices flow. Over…
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Core Java
Monitoring and detecting memory leaks in your java application
So your application is running out of memory, you’re spending days and nights analyzing your application hoping to catch the memory holes in your objects.…
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Core Java
Power of Java MemoryMapped File
Power of Java MemoryMapped File In JDK 1.4 an interesting feature of Memory mapped file was added to Java, which…
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Core Java
How to create a memory leak
This is going to be a rather evil post – something you will be googling when you really wish to…
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Core Java
HotSpot GC Thread CPU footprint on Linux
The following question will test your knowledge on garbage collection and high CPU troubleshooting for Java applications running on Linux…
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Groovy
Monitoring Key JVM Characteristics with Groovy, JMX, and RuntimeMXBean
Since J2SE 5, Platform MBeans have been available that allow some key characteristics regarding the JVM to be monitored and…
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Core Java
OpenJPA: Memory Leak Case Study
This article will provide the complete root cause analysis details and resolution of a Java heap memory leak (Apache OpenJPA…
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